1387742760

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{2617}}^1$

素因数の和:3128

約数の個数: 128

約数和(自身を含む): 4637001600

約数和(自身を除く): 3249258840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 491, 540, 982, 1080, 1473, 1964, 2455, 2617, 2946, 3928, 4419, 4910, 5234, 5892, 7365, 7851, 8838, 9820, 10468, 11784, 13085, 13257, 14730, 15702, 17676, 19640, 20936, 22095, 23553, 26170, 26514, 29460, 31404, 35352, 39255, 44190, 47106, 52340, 53028, 58920, 62808, 66285, 70659, 78510, 88380, 94212, 104680, 106056, 117765, 132570, 141318, 157020, 176760, 188424, 235530, 265140, 282636, 314040, 353295, 471060, 530280, 565272, 706590, 942120, 1284947, 1413180, 2569894, 2826360, 3854841, 5139788, 6424735, 7709682, 10279576, 11564523, 12849470, 15419364, 19274205, 23129046, 25698940, 30838728, 34693569, 38548410, 46258092, 51397880, 57822615, 69387138, 77096820, 92516184, 115645230, 138774276, 154193640, 173467845, 231290460, 277548552, 346935690, 462580920, 693871380, 1387742760]

約数ペア:

[(1, 1387742760), (2, 693871380), (3, 462580920), (4, 346935690), (5, 277548552), (6, 231290460), (8, 173467845), (9, 154193640), (10, 138774276), (12, 115645230), (15, 92516184), (18, 77096820), (20, 69387138), (24, 57822615), (27, 51397880), (30, 46258092), (36, 38548410), (40, 34693569), (45, 30838728), (54, 25698940), (60, 23129046), (72, 19274205), (90, 15419364), (108, 12849470), (120, 11564523), (135, 10279576), (180, 7709682), (216, 6424735), (270, 5139788), (360, 3854841), (491, 2826360), (540, 2569894), (982, 1413180), (1080, 1284947), (1473, 942120), (1964, 706590), (2455, 565272), (2617, 530280), (2946, 471060), (3928, 353295), (4419, 314040), (4910, 282636), (5234, 265140), (5892, 235530), (7365, 188424), (7851, 176760), (8838, 157020), (9820, 141318), (10468, 132570), (11784, 117765), (13085, 106056), (13257, 104680), (14730, 94212), (15702, 88380), (17676, 78510), (19640, 70659), (20936, 66285), (22095, 62808), (23553, 58920), (26170, 53028), (26514, 52340), (29460, 47106), (31404, 44190), (35352, 39255)]